Product description
Material: high airtight butyl rubber
Size: 12×1.75-2.125,14×1.75-2.125,16×1.75-2.125,
18×1.75-2.125,20×1.75-2.125
Welded butyl rubber construction
Great value replacement tube for cyclists
Presta valve (this is also known as a High Pressure valve)
All tubes are flexible and fit a wide range of tyre sizes.